Single/Dual/Quad, Micropower,
Single-Supply Rail-to-Rail Op Amps
MAX492/MAX494/MAX495
__________________________________________Typical Operating Characteristics
(T
A
= +25°C, V
CC
= 5V, V
EE
= 0V, unless otherwise noted.)
GAIN AND PHASE
vs. FREQUENCY
80
60
GAIN
PHASE (DEG)
40
GAIN (dB)
20
0
-20
PHASE
60
0
40
GAIN (dB)
20
0
-20
C
L
= 470pF
A
V
= +1000
R
L
=
∞
0.1
MAX492-01
GAIN AND PHASE
vs. FREQUENCY
180
120
80
60
GAIN
PHASE (DEG)
60
0
PHASE
MAX492-02
POWER-SUPPLY REJECTION RATIO
vs. FREQUENCY
120
120
100
PSRR (dB)
80
60
40
20
V
EE
V
CC
MAX492-03
180
140
-60
-120
A
V
= +1000
NO LOAD
0.1
1
10
100
-180
1000 10,000
-60
-120
0
-180
1000 10,000
V
IN
= 2.5V
-20
0.1
0.01
-40
0.01
-40
0.01
1
10
100
1
10
100
1000
FREQUENCY (kHz)
FREQUENCY (kHz)
FREQUENCY (kHz)
CHANNEL SEPARATION
vs. FREQUENCY
MAX492-04
OFFSET VOLTAGE
vs. TEMPERATURE
MAX492-05
COMMON-MODE REJECTION RATIO
vs. TEMPERATURE
V
CM
= 0V TO +5V
V
CM
= -01V TO +5.1V
MAX492-06
140
CHANNEL SEPARATION (dB)
120
100
80
60
40
20
0
0.01
V
IN
= 2.5V
0.1
1
10
100
160
140
OFFSET VOLTAGE (µV)
120
V
CM
= 0V
120
110
100
CMRR (dB)
90
80
70
60
V
CM
= -0.2V TO +5.2V
V
CM
= -0.3V TO +5.3V
V
CM
= -0.4V TO +5.4V
100
80
60
40
20
0
1000 10,000
-60 -40 -20 0
20 40 60 80 100 120 140
-60 -40 -20 0
20 40 60 80 100 120 140
FREQUENCY (kHz)
TEMPERATURE (°C)
TEMPERATURE (°C)
INPUT BIAS CURRENT
vs. COMMON-MODE VOLTAGE
MAX492-07
INPUT BIAS CURRENT
vs. TEMPERATURE
MAX492-08
SUPPLY CURRENT PER AMPLIFIER
vs. TEMPERATURE
SUPPLY CURRENT PER OP AMP (µA)
200
180
160
140
120
100
80
60
40
20
0
-60 -40 -20 0
20 40 60 80 100 120 140
TEMPERATURE (°C)
V
CC
= 5V
V
CC
= 2.7V
V
OUT
= V
CM
= V
CC
/2
MAX492-09
20
15
INPUT BIAS CURRENT (nA)
10
5
0
-5
-10
-15
-20
-25
-30
0
1
2
3
4
5
6
7
V
CM
(V)
V
CC
= 2.7V
V
CC
= 6V
125
100
INPUT BIAS CURRENT (nA)
75
50
25
0
-25
-50
-75
-100
-125
-60 -40 -20 0
V
CC
= 6V
V
CM
= 0
V
CM
= V
CC
V
CC
= 2.7V
V
CC
= 6V
220
20 40 60 80 100 120 140
TEMPERATURE (°C)
6
_______________________________________________________________________________________
MAXIM [ MAXIM INTEGRATED PRODUCTS ]
